<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <script src="./lib/jquery.js"></script>
  </head>
  <body>
    <form
      action="/login"
      id="f1"
      method="POST"
      target="_self"
      enctype="application/x-www-form-urlencoded"
    >
      <input type="text" name="username" />
      <input type="password" name="password" />
      <button type="submit">提交</button>
    </form>
    <script>
      // $(function(){
      //     $('#f1').submit(function(e){
      //         alert('zz')
      //     })
      // })
      //   $(function () {
      //     $("#f1").on("submit", function (e) {
      //       alert("lw");
      //       //   e.preventDefault();
      //     });
      //   });
      $(function () {
        $("#f1").on("submit", function (e) {
          e.preventDefault();
          var data = $(this).serialize();
          console.log(data);
        });
      });
    </script>
  </body>
</html>
